Publication 360, Fruit Production Recommendations: Grapes

Chapter 6 - Grapes

1. Topics on Grapes
   • Grape Growth Stages
   • Grape Nutrition
   • Notes on Grape Pests
     • Mating disruption (MD) technology for grape berry moth
2. Grape Calendar
   • 3-5 leaves unfolded, 10-15 cm shoot length
   • Shoot length, 20-25 cm
   • Immediate prebloom (flower cluster with floret separation)
   • Immediate post-bloom to early fruit set
   • Berries pea-sized
   • Berry touch to cluster closure
   • Beginning of ripening (veraison period)
   • Special sprays (when monitoring indicates the need)
3. Table 6-4. Products Used on Grapes
4. Table 6-5. Relative Disease Susceptibilities
5. Table 6-6. Activity of Fungicides on Grape Diseases
6. Pub 360 Chapter 6 - Grape Calendar (Pdf - 118 Mb)
7. Related Links

Related Links

• Notes on Grape Pests
• Grapes in Ontario
• Integrated Pest Management (IPM)
• Pesticide Application and Safety
• Pesticide Companies and Agents
• Search the PMRA website
• Ontario Minor Use Program
• OMAFRA Publication 505: Ontario Weeds
• OMAFRA Publication 75: Guide To Weed Control: Grapes